Research Article

The Time Course Effects of Electroacupuncture on Promoting Skeletal Muscle Regeneration and Inhibiting Excessive Fibrosis after Contusion in Rabbits

Figure 1

An acute skeletal muscle contusion model was established (a-b). EA treatment after contusion (c–f). (a) The contusion device. (b) The hit position: extending the knee and dorsi-flexing the ankle to 90°. The GM was struck 80 mm away from the rear edge of the calcaneus. The hit kinetic energy was calculated as follows: 7.5 kg × 0.13 m × 9.8 N/kg = 9.555 J. (c) The fixed position of rabbits when starting EA. (d) EA at the normal side ST36: the main needle was inserted into acupoint areas, and the auxiliary needle was placed 5 mm away from the main needle. (e) EA at Ashi acupoints of the injured side, which were located 10 mm from the proximal end (as anode) or the distal end (as cathode) at the contusion midpoint. (f) EA at ST36 and Ashi acupoints.
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(a)
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(b)
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(c)
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(e)
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(f)